| article html file updated | 8 February 2020 20:58 CET | Update | https://www.mdpi.com/2078-2489/8/4/146 |
| article html file updated | 28 September 2019 10:04 CEST | Update | N/A |
| article html file updated | 2 May 2019 15:29 CEST | Update | N/A |
| article html file updated | 2 January 2018 13:44 CET | Update | N/A |
| article html file updated | 12 November 2017 08:41 CET | Original file | N/A |
| article xml uploaded. | 12 November 2017 08:40 CET | Original file | https://www.mdpi.com/2078-2489/8/4/146/xml |
| article pdf uploaded. | 12 November 2017 08:40 CET | Version of Record | https://www.mdpi.com/2078-2489/8/4/146/pdf |
